Hi-rise apartment structure



FIG. 1 is a top plan view of our apartment structure design;

FIG. 2 is a front elevation view of our apartment structure design;

FIG. 3 is a left side elevation view of our aprartment structure design;

FIG. 4 is an elevation view from the rear of our apartment structure design; and,

FIG. 5 is a right side elevation view of our apartment structure design. 

The ornamental design for a hi-rise apartment structure, as shown and described. 